<template>
    <div class="plotArea" id="echartArea">
        测试
    </div>
</template>

<script>
    import echarts from 'echarts';
    import 'echarts-gl';
    import SimplexNoise from 'simplex-noise';
  export default {
    name: "plot",
    components: {},
    data() {
      return {}
    },
    mounted() {
      let myChart = echarts.init(document.getElementById('echartArea'));

      let noise = new SimplexNoise(Math.random);
      function generateData(theta, min, max) {
        let data = [];
        for (let i = 0; i <= 50; i++) {
          for (let j = 0; j <= 50; j++) {
            let value = noise.noise2D(i / 20, j / 20);
            valMax = Math.max(valMax, value);
            valMin = Math.min(valMin, value);
            data.push([i, j, value * 2 + 4]);
          }
        }
        return data;
      }
      let valMin = Infinity;
      let valMax = -Infinity;
      let data = generateData(2, -5, 5);
      console.log(valMin, valMax);
      myChart.setOption({
        backgroundColor: '#333333',
        visualMap: {
          show: false,
          min: 2,
          max: 6,
          inRange: {
            color: ['#313695', '#4575b4', '#74add1', '#abd9e9', '#e0f3f8', '#ffffbf', '#fee090', '#fdae61', '#f46d43', '#d73027', '#a50026']
          }
        },
        xAxis3D: {
          type: 'value'
        },
        yAxis3D: {
          type: 'value'
        },
        zAxis3D: {
          type: 'value',
          max: 10,
          min: 0
        },
        grid3D: {
          axisLine: {
            lineStyle: { color: '#fff' }
          },
          axisPointer: {
            lineStyle: { color: '#fff' }
          },
          viewControl: {
            autoRotate: true
          },
          light: {
            main: {
              shadow: true,
              quality: 'ultra',
              intensity: 1.5
            }
          }
        },
        series: [{
          type: 'bar3D',
          data: data,
          shading: 'lambert',
          label: {
            formatter: function (param) {
              return param.value[2].toFixed(1);
            }
          }
        }]
      });
    },
    methods: {}
  }
</script>

<style scoped lang="scss">

    .plotArea {
        flex: 1;
        width: 100%;
        height: 100%;
    }
</style>
